Private/Submit-ArmorApiRequest.ps1

Function Submit-ArmorApiRequest
{
    <#
        .SYNOPSIS
        Helper function used to send data to an endpoint and then format the response for further use.

        .DESCRIPTION
        { required: more detailed description of the function's purpose }

        .NOTES
        Troy Lindsay
        Twitter: @troylindsay42
        GitHub: tlindsay42

        .PARAMETER URI
        The endpoint's URI. The default value is null.

        .PARAMETER Headers
        The headers containing authentication details. The default value is $Global:ArmorConnection.Headers.

        .PARAMETER Method
        The action/method to perform on the endpoint. The default value is null.

        .PARAMETER Body
        Any optional request body data being submitted to the endpoint. The default value is null.

        .INPUTS
        None
            You cannot pipe objects to Submit-ArmorApiRequest.

        .OUTPUTS
        System.Management.Automation.PSCustomObject[]

        .LINK
        https://github.com/tlindsay42/ArmorPowerShell

        .LINK
        https://docs.armor.com/display/KBSS/Armor+API+Guide

        .LINK
        https://developer.armor.com/

        .EXAMPLE
        {required: show one or more examples using the function}
    #>


    [CmdletBinding( SupportsShouldProcess = $true )]
    Param
    (
        [Parameter( Position = 0 )]
        [ValidateNotNullorEmpty()]
        [String] $Uri = '',
        [Parameter( Position = 1 )]
        [ValidateNotNull()]
        [Hashtable] $Headers = $Global:ArmorConnection.Headers,
        [Parameter( Position = 2 )]
        [ValidateSet( 'Delete', 'Get', 'Patch', 'Post', 'Put' )]
        [String] $Method = '',
        [Parameter( Position = 3 )]
        [String] $Body = ''
    )

    Begin
    {
        # The Begin section is used to perform one-time loads of data necessary to carry out the function's purpose
        # If a command needs to be run with each iteration or pipeline input, place it in the Process section

        $function = $MyInvocation.MyCommand.Name

        Write-Verbose -Message ( 'Beginning {0}.' -f $function )
    } # End of Begin

    Process
    {
        $return = $null
        $request = $null

        If ( $PSCmdlet.ShouldProcess( $ID, $resources.Description ) )
        {
            Try
            {
                Write-Verbose -Message 'Submitting the request.'

                If ( $Method -eq 'Get' )
                {
                    $getHeaders = $Headers.Clone()
                    $getHeaders.Remove( 'Content-Type' )

                    $request = Invoke-WebRequest -Uri $Uri -Headers $getHeaders -Method $Method
                }
                Else
                {
                    $request = Invoke-WebRequest -Uri $Uri -Headers $Headers -Method $Method -Body $Body
                }

                If ( $request.StatusCode -eq $resources.SuccessCode )
                {
                    If ( $request.Content.Length -gt 2MB )
                    {
                        # Because some calls require more than the default payload limit of 2MB, ConvertFrom-JsonXL dynamically adjusts the payload limit
                        Write-Verbose -Message 'Converting JSON payload more than 2MB.'

                        $return = $request.Content |
                            ConvertFrom-JsonXL
                    }
                    Else
                    {
                        Write-Verbose -Message 'Converting JSON payload less than or equal to 2MB.'

                        $return = $request.Content |
                            ConvertFrom-Json
                    }
                }
                Else
                {
                    Throw $request.StatusDescription
                }
            }
            Catch
            {
                $warningMessage = 'The endpoint supplied to the Armor API is invalid. Likely this is due to an incompatible version of the API or references pointing to a non-existent endpoint. The URI passed was: {0}' -f $Uri

                Switch -Wildcard ( $_ )
                {
                    'Route not defined.'
                    {
                        Write-Warning -Message $warningMessage -Verbose

                        Throw $_.Exception
                    }
                    
                    'Invalid ManagedId*'
                    {
                        Write-Warning -Message $warningMessage -Verbose

                        Throw $_.Exception 
                    }

                    Default { Throw $_ }
                }
            }
        }

        Return $return
    } # End of Process

    End
    {
        Write-Verbose -Message ( 'Ending {0}.' -f $function )
    } # End of End
} # End of Function